Washing machine



FIG. 1 is a perspective view of a washing machine showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing is included for the purpose of illustrating portions of the washing machine and forms no part of the claimed design. 

CLAIM The ornamental design for a washing machine, as shown and described. 